Kaitlyn
How to say it: KAYT-lin · /ˈkeɪtlɪn/
Anglicized phonetic form of Irish Caitlin, itself from Catherine (Greek: 'pure').
Kaitlyn was the 381st most popular girls’ name in the United States in 2025, given to 340 babies (Social Security Administration). Its busiest decade was the 1990s, its births are down about 83% in ten years, and it is projected to slip to #619 by 2030.
Updated · SSA 2025 data, published May 2026 · Insee 2025 data, published July 2026 · How we compute these figures
Key facts
| Rank among girls’ names, 2025 | #381 |
|---|---|
| Babies born in 2025 | 340 |
| Share of births | 1 in 3,886 |
| Peak decade | 1990s |
| Change over 10 years | −83% |
| Projected rank for 2030 (estimate) | #619 |
| In France, 2025 | #1,735 among girls’ names, 5 births |
Sources: Social Security Administration (SSA), Insee (France). How we compute these figures.
Its life, decade by decade
Belonging mostly to the last forty years, Kaitlyn rose fast to a 1990s high. Far under that level today, it should drift lower.
What goes with it
Bright crisp edges over two snappy parts make Kaitlyn feel lively and direct. Kate is an easy nickname and Ashlyn shares its modern ring.
Nicknames
- Kate
- Kait
- Katy
Honouring a Kaitlyn in the family
In the classroom
In a class of 25 children born in 2025, the chance that another child is called Kaitlyn is about 1 in 162.
Around the world
This spelling is used in English, French, Greek, Irish.
In France: #1,735 for girls in 2025.
Famous people named Kaitlyn
- Kaitlyn Dever (born 1996)American actress
- Kaitlyn Maher (born 2004)American actress
- Kaitlyn Ashley (born 1971)American pornographic actress
From Wikidata and Wikipedia
Keep exploring
About as popular as Kaitlyn
Find names you'll both love, starting with Kaitlyn
The one-minute style quiz.